45513722 has 8 divisors (see below), whose sum is σ = 68306772. Its totient is φ = 22744800.

The previous prime is 45513707. The next prime is 45513733. The reversal of 45513722 is 22731554.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 43020481 + 2493241 = 6559^2 + 1579^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179 + ... + 9542.

Almost surely, 2^45513722 is an apocalyptic number.

45513722 is a deficient number, since it is larger than the sum of its proper divisors (22793050).

45513722 is a wasteful number, since it uses less digits than its factorization.

45513722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12064.

The product of its digits is 8400, while the sum is 29.

The square root of 45513722 is about 6746.3858472518. The cubic root of 45513722 is about 357.0377339825.

The spelling of 45513722 in words is "forty-five million, five hundred thirteen thousand, seven hundred twenty-two".